Skip to content

ShopRCA is for use by Royal College of Art students and staff only

The RCA Shops will be closed for the Christmas and New Year period between 21/12/24 - 05/01/25

ShopRCA is for use by Royal College of Art students and staff only

The RCA Shops will be closed for the Christmas and New Year period between 21/12/24 - 05/01/25

Filters

  • stack of bisque tiles
    £3.40

    6" Square Bisque Tile

    These ceramic bisque tiles are made from white earthenware low-fire clay. 5mm thick, 6" (15.3cm) Square. In ceramics Bisque or (Biscuit) refers to ...

    View full details
  • text reading Ball Clay Blue TWVD
    £1.00

    Ball Clay Blue TWVD

    This is a non carbonaceous clay with excellent workability. It has a thrixotropic nature and if used with other clays it will control the thrixotro...

    View full details
  • text reading Ball Clay Hyplas 71
    Sold out
    from £1.25

    Ball Clay Hyplas 71

    A Devon Ball clay with good plasticity, medium strength, and ow in iron content. Fires ivory buff smooth. Recommended for stoneware and earthenware...

    View full details
  • Text reading Barium Carbonate
    £12.85

    Barium Carbonate

    In high temperature glazes Barium Carbonate is used as a flux. It also produces matt and semi matt surfaces at earthenware temperatures, but an exc...

    View full details
  • text reading bone ash
    Sold out
    from £1.20

    Bone Ash

    Used as a secondary flux in glazes. The essential constituent used to produce translucency in bone china bodies. Occasionally used as an opacifier ...

    View full details
  • from £6.90

    Calcium Borate Frit

    Calcium Borate FritA fritted substitute for colemanite (new formulation) in special effect glazes recipes and also as a constituent in matt earthen...

    View full details
  • Sold out
    from £2.75

    China Clay

    A good general purpose kaolin. Kaolin is a soft white clay that is an essential ingredient in the manufacture of china and porcelain. Named after t...

    View full details
  • Sold out
    from £4.65

    Cobalt Carbonate

    Cobalt Carbonate CoCO3 This oxide produces a deep blue or blue-black colour in lead/leadless glazes and a vivid blue in alkaline glazes. The presen...

    View full details
  • £6.70

    Cobalt Oxide

    The most powerful colouring oxide. This produces a deep blue or blue- black colour in lead and leadless glazes and a vivid blue in alkaline glazes....

    View full details
  • £21.55

    Cobalt Oxide Black

      The most powerful colouring oxide. This produces a deep blue or blue- black colour in lead and leadless glazes and a vivid blue in alkaline glaze...

    View full details
  • from £6.65

    Copper Carbonate

    Copper Carbonate produces an apple green colour in glazes when fired under neutral and oxidising conditions, apart from in alkaline glazes when a t...

    View full details
  • Sold out
    £7.10

    Copper Oxide

    In ceramics this strong oxide produces a transparent apple green colour under neutral or oxidising conditions, except in alkaline glazes when it pr...

    View full details
  • from £3.35

    Cornish Stone

    Cornish Stone is decomposed granite, which is used as a secondary flux in silica glazes and as an alternative to feldspar due to higher content. L...

    View full details
  • from £2.00

    Dolomite

    Natural source of calcium and magnesium. Useful as a secondary flux in porcelain and stoneware glazes. Please read the safety information prior to ...

    View full details
  • Sold out
    £1.25

    Flint

    Flint is used in ceramics in glazes and in bodies as a source of calcined silica, particularly earthenware type, to which it imparts a good fired w...

    View full details
  • from £3.25

    Glaze & Body Stains 50g

    These stains can be used to add colour to white and transparent glazes and to slips to produce coloured engobes and coloured clay bodies. They can ...

    View full details
  • from £3.50

    High Alkaline Frit

    This Frit produces a beautiful crackle blue with the addition of copper. Firing range is 860C - 1060C. Harmful (Xn). Please read the safety informa...

    View full details
  • £4.40

    Iron Oxide Black

    Ferrous oxide, used in ceramics as a pigment in glazes and body stains. Please read the safety information prior to purchase and use: Safety Data S...

    View full details
  • £4.20

    Iron Oxide Red

    Iron Oxide Red is used for its pigmentary characteristics within the ceramic industry - in glazes, underglazes and on-glaze colours either directly...

    View full details
  • £19.85

    Lead Bisillicate

    Lead bisilicate is the frit generally used in low solubility glazes and standard borax frit for leadless glazes. Firing range 880C -1050C% ANALYSIS...

    View full details
  • £18.60

    Lead Sesquisilicate

    Lead based glazes are well-known for their rich, bright surfaces and good reaction to decorating colours. Analysis:PbO = 68.52TiO2 = 3.07SiO2 = 28....

    View full details
  • from £6.25

    Lithium Carbonate

    A good alkaline flux used as a substitute for soda and potash when a good craze resistance is required. Acts as a flux in earthenware and stoneware...

    View full details
  • £12.00

    Low Expansion Frit

    Low thermal expansion borax frit, which is used to modify and reduce the thermal expansion of glazes when craze resistance presents a problem. Addi...

    View full details
  • £4.90

    Manganese Dioxide

    Manganese Dioxide MnO2 (coarse) If your are looking for added speckle in reduced darker clay, add some manganese dioxide: 2 - 10% in both bodies an...

    View full details